Done Chuối Biên Hòa following method of the same as trinh Hoa Học, each arrow be a response messages: (1,5 point)
(1) (2) (3) (4) (5) (6)
Al → Al₂O₃ → Al₂ (SO₄) ₃ → AlCl₃ → Al (OH) ₃ → Al2O3 → NaAlO2.
Câu II:
1. There are 5 Lọ do not of the translation phân lost mark do not of the following phân translation: HCl, FeSO₄, NaOH, AgNO₃ and Ba (OH) ₂. Please display methods Hoa Học receiver know what other Lọ above but only used to add 1 Thuốc attempt to. (1,5 point)
2. Hòn one combined instruments includes all the instruments: CO₂, Cl₂ and N₂. Display methods Hoa Học to split Individual per instruments ra from above Hòn set (1 point)
3. From encryption compound following: phân translate cái multi, vì đi, BOT Sắt (III) ôxít, nuoc voi in, phân translation axit clohidric. Write of the method trinh Hoa Học prepared: instruments CO2, SAT, phân translation canxi hidrocacbonat, SAT (III) hidroxit, coi that of the application tools thí experimental will have. (1,5 point)
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